hello-protocol.hpp

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/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */
#ifndef NLSR_HELLO_PROTOCOL_HPP
#define NLSR_HELLO_PROTOCOL_HPP

#include "statistics.hpp"
#include "test-access-control.hpp"
#include "conf-parameter.hpp"
#include "lsdb.hpp"
#include "route/routing-table.hpp"

#include <ndn-cxx/util/signal.hpp>
#include <ndn-cxx/face.hpp>
#include <ndn-cxx/mgmt/nfd/control-parameters.hpp>
#include <ndn-cxx/mgmt/nfd/control-response.hpp>
#include <ndn-cxx/util/scheduler.hpp>
#include <ndn-cxx/security/v2/validation-error.hpp>
#include <ndn-cxx/security/validator-config.hpp>

namespace nlsr {

class HelloProtocol
{
public:
  HelloProtocol(ndn::Face& face, ndn::KeyChain& keyChain, ConfParameter& confParam,
                RoutingTable& routingTable, Lsdb& lsdb);

  void
  expressInterest(const ndn::Name& interestNamePrefix, uint32_t seconds);

  void
  sendHelloInterest(const ndn::Name& neighbor);

  void
  processInterest(const ndn::Name& name, const ndn::Interest& interest);

  ndn::util::signal::Signal<HelloProtocol, Statistics::PacketType> hpIncrementSignal;

private:
  void
  processInterestTimedOut(const ndn::Interest& interest);

  void
  onContent(const ndn::Interest& interest, const ndn::Data& data);

PUBLIC_WITH_TESTS_ELSE_PRIVATE:

  void
  onContentValidated(const ndn::Data& data);

private:
  void
  onContentValidationFailed(const ndn::Data& data,
                            const ndn::security::v2::ValidationError& ve);

  void
  onRegistrationFailure(const ndn::nfd::ControlResponse& response,
                        const ndn::Name& name);

  void
  onRegistrationSuccess(const ndn::nfd::ControlParameters& commandSuccessResult,
                        const ndn::Name& neighbor, const ndn::time::milliseconds& timeout);

public:
  ndn::util::Signal<HelloProtocol, const ndn::Name&> onHelloDataValidated;

private:
  ndn::Face& m_face;
  ndn::Scheduler m_scheduler;
  ndn::security::v2::KeyChain& m_keyChain;
  const ndn::security::SigningInfo& m_signingInfo;
  ConfParameter& m_confParam;
  RoutingTable& m_routingTable;
  Lsdb& m_lsdb;
  AdjacencyList& m_adjacencyList;

  static const std::string INFO_COMPONENT;
  static const std::string NLSR_COMPONENT;
};

} // namespace nlsr

#endif // NLSR_HELLO_PROTOCOL_HPP